1353765126645 has 64 divisors (see below), whose sum is σ = 2484609024000. Its totient is φ = 698638685760.

The previous prime is 1353765126643. The next prime is 1353765126653. The reversal of 1353765126645 is 5466215673531.

1353765126645 is a `hidden beast` number, since 1 + 3 + 5 + 376 + 5 + 1 + 266 + 4 + 5 = 666.

It is not a de Polignac number, because 1353765126645 - 2¹ = 1353765126643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1353765126591 and 1353765126600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353765126643) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63597174 + ... + 63618456.

It is an arithmetic number, because the mean of its divisors is an integer number (38822016000).

Almost surely, 2^{1353765126645} is an apocalyptic number.

1353765126645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1353765126645 is a deficient number, since it is larger than the sum of its proper divisors (1130843897355).

1353765126645 is a wasteful number, since it uses less digits than its factorization.

1353765126645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36527 (or 36521 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 54.

The spelling of 1353765126645 in words is "one trillion, three hundred fifty-three billion, seven hundred sixty-five million, one hundred twenty-six thousand, six hundred forty-five".